additional mathematics 2015 p1 hakcipta mooi

26
https://www 3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT (Set F SIJIL PELAJARAN ADDITIONAL MATHEMA Kertas 1 Nov./Dis. 2 1 2 jam 1. Kertas soalan ini adalah da 2. Soalan dalam bahasa Ingge 3. Calon dikehendaki membaca Kertas soala w.facebook.com/groups/297654133765709/ [Lihat hala 1 1) EXAMINATION BOARDS FACEBOOK GROUP MATHEMATICS PRA N MALAYSIA 2014 ATICS Dua jam tiga alam dwibahasa eris mendahului soalan yang sepadan dalam bah a maklumat di halaman sebelah. an ini mengandungi 26 halaman bercetak. aman sebelah SULIT 3472/1 ACTICE 3472/1 a puluh minit hasa Melayu.

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Page 1: Additional Mathematics 2015 p1 Hakcipta Mooi

https://www.facebook.com/groups/297654133765709/

3472/1 © 2015 Hak Cipta Mooi Hoe Yeap

SULIT

(Set 1)

FACEBOOK GROUP MATHEMATICS PRACTICE

SIJIL PELAJARAN MALAYSIA 2014ADDITIONAL MATHEMATICSKertas 1Nov./Dis.

2

12 jam

1. Kertas soalan ini adalah dalam dwibahasa

2. Soalan dalam bahasa Inggeris mendahului soalan yang sepadan dalam bahasa Melayu

3. Calon dikehendaki membaca maklumat di halaman sebelah.

Kertas soalan ini mengandungi 2

https://www.facebook.com/groups/297654133765709/

[Lihat halaman sebelah

1

(Set 1)EXAMINATION BOARDS

FACEBOOK GROUP MATHEMATICS PRACTICE

SIJIL PELAJARAN MALAYSIA 2014ADDITIONAL MATHEMATICS

Dua jam tiga puluh minit

Kertas soalan ini adalah dalam dwibahasa

dalam bahasa Inggeris mendahului soalan yang sepadan dalam bahasa Melayu

dikehendaki membaca maklumat di halaman sebelah.

Kertas soalan ini mengandungi 26 halaman bercetak.

Lihat halaman sebelahSULIT

3472/1

FACEBOOK GROUP MATHEMATICS PRACTICE

3472/1

Dua jam tiga puluh minit

dalam bahasa Inggeris mendahului soalan yang sepadan dalam bahasa Melayu.

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[Lihat halaman sebelah3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT

SULIT 2 3472/1

INFORMATION FOR CANDIDATESMAKLUMAT UNTUK CALON

1. The question paper contains 25 questions.Kertas soalan ini mengandungi 25 soalan.

2. Answer all questions. Jawab semua soalan

3. Write your answers in the space provided Jawapan anda hendaklah ditulis dalam ruangan yang disediakan

4. Show your working. It may help you to get marks. f Tunjukkan langkah-langkah kira anda. Ini boleh membantu anda untuk mendapat markah

5. The diagrams in the questions are provided are not drawn to scale unless stated. Rajah yang mengiringi soalan tidak lukis mengikut skala kecuali dinyatakan.

6. The marks are allocated for each question and sub-part of a questions are shown in brackets. Markah yang diperuntukkan bagi setiap soalan dan ceraian soalan ditunjukkan dalam kurungan.

7. The Uppper Tail Probability Q(z) for the Normal Distribution N(1, 0) Table is provided in page 26. Jadual Kebarangkalian Hujung Atas Q(z) bagi Taburan Normal N(1, 0) disediakan di mukasurat 26.

8. A list of formulae is provided on pages 3 to 5 and graph paper is provided Satu senarai rumus disediakan di halaman 3 ke 5 dan kertas graf juga disediakan

9. You may use a scientific calculator. Anda dibenarkan menggunakan kalkulator saintifik

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SULIT 3 3472/1

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[Lihat halaman sebelah3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT

SULIT 4 3472/2

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[Lihat halaman sebelah3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT

SULIT 5 3472/1

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SULIT 6 3472/1

Answer all questions. Jawab semua soalan.

For Examiner’s

Use

1.

The following information refers to set P and set Q. Maklumat berikut adalah berkaitan dengan set P dan set Q

The relation between set P and set Q is defined by the set of ordered pairs {(−1, 1), (−3, 9), (1, 1), (2, 4), (4, 16)}. Hubungan antara set P dan set Q ditakrifkan oleh set pasangan bertertib {(−1, 1), (−3, 9), (1, 1), (2, 4), (4, 16)}.

(a) State the codomain of the relation. Nyatakan kodomain bagi hubungan ini.

(b) Using function notation, write the relation between set P and set Q. Dengan menggunkan tatatanda fungsi, tulis satu hubungan antara set P dan set Q.

[2 marks][2 markah]

Answer/Jawapan:(a)

(b)

Set P = {−1, −3, 1, 2, 4} Set Q = {1, 4, 9, 16}

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SULIT 7 3472/1

For Examiner’s

Use

2. Given the functions g : x → 3x – 7 and gh : x → 3 – 8x + 2x2. Diberi fungsi g : x → 3x – 7 dan gh : x → 3 – 8x + 2x2.

(a) h(x).

(b) Determine whether function h(x) is one-to-one function. Tentukan sama ada fungsi h(x) adalah satu-sama-satu fungsi.

[3 marks][3 markah]

Answer/Jawapan:(a)

(b)

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SULIT 8 3472/1

For Examiner’s

Use

3. A quadratic equation 3x2 + k = 3(2x – 1) where x ∉ ℝ. Find the range of values of k.Satu persamaan kuadratik 3x2 + p = 3(2x – 1) dimana x ∉ ℝ. Cari julat bagi nilai k.

[3 marks][3 markah]

Answer/Jawapan:

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[Lihat halaman sebelah3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT

SULIT 9 3472/1

For Examiner’s

Use

4. Diagram 1 shows the graph of quadratic function f(x) = −a(x – p)2 + qwith the maximum point at B. The straight line AC is parallel to x axis. Rajah 1 menunjukkan graf bagi suatu fungsi kuadratik f(x) = −a(x – p)2 + qdengan titik maksimum B. Garis lurus AC selari dengan paksi-x.

(a) Find the value of k. Cari nilai k.

(b) Find the equation of the curve in the form of y = ax2 + bx + c.

Cari persamaan bagi lengkung itu dalam bentuk y = ax2 + bx + c.[3 marks]

[3 markah]Answer/Jawapan:(a)

(b)

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SULIT 10 3472/1

For Examiner’s

Use

5. Find the range of values of x which satisfies |x – 4| > |2x – 1|.Cari julat nilai-nilai x yang memuaskan |x – 4| > |2x – 1|.

[3 marks][3 markah]

Answer/Jawapan:

6. Evaluate x if log2(1 + x) + log2(5 − x) − log2(x − 2) = 3.Nilaikan x jika log2(1 + x) + log2(5 − x) − log2(x − 2) = 3.

[3 marks][3 markah]

Answer/Jawapan:

Page 11: Additional Mathematics 2015 p1 Hakcipta Mooi

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[Lihat halaman sebelah3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT

SULIT 11 3472/1

For Examiner’s

Use

7. Solve 012loglog2 2 xx .

Selesaikan 012loglog2 2 xx .

[3 marks][3 markah]

Answer/Jawapan:

8. Given that 0)1(log10 yx and 0)(log1 10 xy , show that

x = y = 10

1 .

Diberi bahawa 0)1(log10 yx dan 0)(log1 10 xy , tunjuk bahawa

x = y = 10

1 .

[4 marks][4 markah]

Answer/Jawapan:

Page 12: Additional Mathematics 2015 p1 Hakcipta Mooi

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[Lihat halaman sebelah3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT

SULIT 12 3472/1

For Examiner’s

Use

8. Eric deposits RM 10000 at the start of every year into his bank account. The interest paid by the bank is 3%. Any interest she received is kept in the bank. Find the sum of his savings in the bank at the end of the 10th year (including interest received in the 10th year).Eric deposit RM 10000 pada permulaan setiap tahun ke dalam akaun banknya. Faedah yang dibayar oleh bank adalah 3%. Apa-apa kepentingan beliau menerima disimpan di bank. Cari jumlah simpanan di bank pada akhir tahun ke-10(termasuk faedah yang diterima dalam tahun ke-10).

[4 marks][4 markah]

Answer/Jawapan:

Page 13: Additional Mathematics 2015 p1 Hakcipta Mooi

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[Lihat halaman sebelah3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT

SULIT 13 3472/1

For Examiner’s

Use

9.The sum of the first n terms of a series is )8(

2n

n. Show that this series is

an arithmetic progression and state its common difference.

Hasil tambah n sebutan pertama siri itu )8(2

nn

. Tunjukkan bahawa siri

ini adalah suatu janjang aritmetik dan menyatakan beza sepunya.[3 marks]

[3 markah]Answer/Jawapan:

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SULIT 14 3472/1

For Examiner’s

Use

10.

Diagram 2 shows of a implicit curve x2y = px, where p is a constant. When the graph is reduced to linear form, the straight line graph is obtained as in

Diagram 3. Express y in terms of x

1. Hence, find the values of p, r and t.

Rajah 2 menunjukkan keluk tersirat x2y = px, dimana p adalah pemalar. Apabila graf dikurangkan kepada bentuk linear, graf garis lurus diperoleh seperti dalam Rajah 3. Ekspres y dalam sebutan. Oleh itu, cari nilai-nilai bagi p, r dan t.

[4 marks][4 markah]

Answer/Jawapan:

Page 15: Additional Mathematics 2015 p1 Hakcipta Mooi

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[Lihat halaman sebelah3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT

SULIT 15 3472/1

For Examiner’s

Use

11. The straight lines l1, l2 and l3 are defined byGaris lurus l1, l2 dan l3 ditakrifkan sebagai

l1: mx + ny = 1; l2: my = 2x + 3; l3: nx – 4y + 5 = 0

It is given that the straight line l1 is perpendicular to the straight line l2. The straight line l1 is parallel to the straight line l3. Find the value of m and n.Diberi bahawa garis lurus l1 berserenjang dengan garis lurus l2. Garis lurus l1 adalah selari dengan garis lurus l3. Cari nilai m dan n.

[4 marks][4 markah]

Answer/Jawapan:

Page 16: Additional Mathematics 2015 p1 Hakcipta Mooi

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SULIT 16 3472/1

For Examiner’s

Use

12.Differentiate

23

2

2

23

xx

x

with respect to x.

Bezakan 23

2

2

23

xx

x

terhadap x.

[4 marks][4 markah]

13.ABCD is a parallelogram. Given jiAB

2

5 , jikAC 4 ,

jhiAD 4 where h and k are constants. Find the value of h and k.

ABCD adalah parallelogram. Diberi jiAB2

5 , jikAC 4 ,

jhiAD 4 dimana h dan k adalah pemalar. Cari nilai h dan k.

[2 marks][2 markah]

Answer/Jawapan:

Page 17: Additional Mathematics 2015 p1 Hakcipta Mooi

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SULIT 17 3472/1

For Examiner’s

Use

14. Diagram 4 shows a graph of a straight line.Rajah 4 menunjukkan graf bagi satu garis lurus.

Given that point C divides the segment AB such that n

m

CB

AC , find m : n.

Diberi titik C membahagikan garis lurus AB dalam keadaan n

m

CB

AC ,

cari m : n.[3 marks]

[3 markah]Answer/Jawapan:

Page 18: Additional Mathematics 2015 p1 Hakcipta Mooi

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[Lihat halaman sebelah3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT

SULIT 18 3472/1

For Examiner’s

Use

15. Given that the series cot x, sec x, tan x, … is an arithmetic progression. Show this series give the equation: cos x(2sin x – sin2 x – 1) = 0. Solve the equation for 0° < x < 360°.Diberi siri kot x, sec x, x tan x, ... adalah suatu janjang aritmetik. Tunjukkan bahawa siri ini memberikan persamaan: kos x(2sin x – sin2 x – 1) = 0. Selesaikan persamaan itu untuk 0° < x < 360°.

[5 marks][5 markah]

Answer/Jawapan:

Page 19: Additional Mathematics 2015 p1 Hakcipta Mooi

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[Lihat halaman sebelah3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT

SULIT 19 3472/1

For Examiner’s

Use

16. Diagram 5 shows a wall painted by Eric.Rajah 5 menunjukkan dinding yang dicat oleh Eric.

The line AD and BD has the mid-points at E and G whereas ΔABP is a equilateral. Find the area of shaded region.Garis AD dan BD mempunyai titik tengah di E dan G manakala ΔABP mempunyai sisi yang sama. Cari luas rantau berlorek.

[3 marks][3 markah]

Answer/Jawapan:

P

Page 20: Additional Mathematics 2015 p1 Hakcipta Mooi

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[Lihat halaman sebelah3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT

SULIT 20 3472/1

For Examiner’s

Use

17. A right circular cone of height (a + x), where –a < x < a, is inscribed in a sphere a fixed radius a, so that the vertex and all points of the circumference of the base are on the surface of the sphere. Show that the

volume of the cone is given by .))((3

1 2xaxaV Find the maximum

volume of V as x varies.Satu kon tegak ketinggian (a + x), dimana −a < x < a, adalah tertulis dalam sfera berjejari tetap a, supaya bucu dan semua titik lilitan asas yang berada di permukaan sfera. Tunjukkan bahawa jumlah kon diberikan

oleh .))((3

1 2xaxaV Cari jumlah maksimum V sebagai x.

[4 marks][4 markah]

Answer/Jawapan:

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[Lihat halaman sebelah3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT

SULIT 21 3472/1

For Examiner’s

Use

18.It is given that tan x =

5

2and sin x < 0. Without using calculator and

mathematical tables, evaluate cos 2x + csc x.

Diberi bahawa tan x =5

2dan sin x < 0. Tanpa menggunakan kalkulator

dan jadual matematika, nilaikan kos 2x + ksk x.[3 marks]

[3 markah]Answer/Jawapan:

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[Lihat halaman sebelah3472/1 © 2015 Hak Cipta Mooi Hoe Yeap SULIT

SULIT 22 3472/1

For Examiner’s

Use

19. All letters from the cards below are to be arranged. Calculate ifSemua huruf daripada kad bawah hendak disusunkan. Hitungkan jika

(a) begin with the letter “C”. bermula dengan huruf “C”.

(b) begin and end with consonant. bermula dan berakhir dengan konsonan .

[3 marks][3 markah]

Answer/Jawapan:(a)

(b)

20. 3 digits numbers are to be formed from 7, 8, 9, 10 and 11 without repetition. Given that event A = {3 digit even numbers} and event B = {3 digit odd numbers}. Find 3 digit nombor akan untuk dibentuk daripada 7, 8, 9, 10 dan 11 tanpa pengulangan. Memandangkan peristiwa A = {3 digit nombor genap} dan acara B = {nombor 3 digit ganjil}. Cari

(a) P(A ⋃ B)(b) P(A ∩ B)

[2 marks][2 markah]

Answer/Jawapan:(a)

(b)

C U S T O M

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SULIT 23 3472/1

For Examiner’s

Use

21. In diagram 6, find the volume of a cylindrical ball of radius of 2 cm.Di rajah 6, cari jumlah isi padu bola silinder yang berjejari 2 cm.

[3 marks][3 markah]

Answer/Jawapan:

Page 24: Additional Mathematics 2015 p1 Hakcipta Mooi

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SULIT 24 3472/1

For Examiner’s

Use

23. A set of positive integers consists of 3, 5, p. The standard deviation for

the set is 3

8.

Satu set integer positif terdiri daripada 3, 5, p. Sisihan piawai bagi set

ialah 3

8.

[4 marks][4 markah]

Answer/Jawapan:

24. Given that 8, 7, a, 7, b, 10, 11 has mean of 7, express b in terms of a.Diberi bahawa 8, 7, a, 7, b, 10, 11 mempunyai min 7, ungkapkan b dalam sebutan a.

[2 marks][2 markah]

Answer/Jawapan:

Page 25: Additional Mathematics 2015 p1 Hakcipta Mooi

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SULIT 25 3472/1

For Examiner’s

Use

25.

Diagram 7 shows the graph of binomial distribution for discrete variable X. Find the probability Rajah 7 menunjukkan graf taburan binomial untuk ubah diskret X. Cari kebarangkalian

(a) when x = 3, apabila x = 3,

(b) for x > 1 bagi x > 1

[3 marks][3 markah]

Answer/Jawapan:(a)

(b)

END OF QUESTION PAPER KERTAS SOALAN TAMAT

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SULIT 26 3472/1

THE UPPER TAIL PROBABILITY Q(z) FOR THE NORMAL DISTRIBUTION N(0, 1)